Convert BTU to kilowatt hours
1 BTU = 0.00029307 kWh. Change the amount below, or read the formula and the reference table further down.
1 BTU equals
kilowatt hours
1 BTU = 0.00029307 kWh
The formula
BTU and kilowatt hours both measure energy from the same zero, so a single multiplier does the job.
kWh = BTU × 0.0002930711
Going the other way? Convert kilowatt hours to BTU.
BTU to kilowatt hours table
Common values, rounded for reading.
| BTU (BTU) | Kilowatt hours (kWh) |
|---|---|
| 1 | 0.000293 |
| 2 | 0.000586 |
| 3 | 0.000879 |
| 4 | 0.001172 |
| 5 | 0.001465 |
| 6 | 0.001758 |
| 7 | 0.002051 |
| 8 | 0.002345 |
| 9 | 0.002638 |
| 10 | 0.002931 |
| 15 | 0.004396 |
| 20 | 0.005861 |
| 25 | 0.007327 |
| 30 | 0.008792 |
| 40 | 0.011723 |
| 50 | 0.014654 |
| 75 | 0.02198 |
| 100 | 0.029307 |
| 250 | 0.073268 |
| 500 | 0.146536 |
| 1,000 | 0.293071 |
Questions people ask
- How many kilowatt hours are in a BTU?
- One BTU equals 0.0002930711 kilowatt hours.
- How do I convert BTU to kilowatt hours by hand?
- Multiply the number of BTU by 0.0002930711. For a rough check, 0 is close enough for most everyday use.
- What is 1 BTU in kilowatt hours?
- 1 BTU is 0.00029307 kilowatt hours.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.